gh0strat | 5843b9a919f467b03232175d908ff88a8bb3e0c1dd8ef692489e6b9bcd5fe5e2

Analysis

max time kernel
148s
max time network
122s
platform
windows7_x64
resource
win7-20231129-en
resource tags

arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
submitted
25/12/2023, 09:17

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General

Target

142ae9fc5dc578ced96a4032ed4e7920.exe
Size

489KB
MD5

142ae9fc5dc578ced96a4032ed4e7920
SHA1

0239455c9c45cb80bc6e3c715da02ed9316406f8
SHA256

5843b9a919f467b03232175d908ff88a8bb3e0c1dd8ef692489e6b9bcd5fe5e2
SHA512

e87c703140bd555015cbf32a03671a6b0274c5421d82dcee79ac5b2fa1116a6bfd179de2930d46d4d1fefd2b4f5f82d184c98d0666afecb1ad4299f3a34205f3
SSDEEP

12288:+08PKZVQQxfnr+TK7r79/J0NWNf37JcAayM5ahpnf:p8AVQQxfnr+TK7r79/J0ofrJEyM5ahxf

Score

10^/10

gh0strat persistence rat

Malware Config

Signatures

Gh0st RAT payload 1 IoCs

resource	yara_rule
behavioral1/files/0x000a000000012704-4.dat	family_gh0strat

Gh0strat
Gh0st RAT is a remote access tool (RAT) with its source code public and it has been used by multiple Chinese groups.
rat gh0strat

Executes dropped EXE 1 IoCs

pid	Process
1996	(null)0.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Kris = "C:\\Users\\Admin\\AppData\\Local\\Temp\\142ae9fc5dc578ced96a4032ed4e7920.exe"	142ae9fc5dc578ced96a4032ed4e7920.exe

Drops file in Windows directory 3 IoCs

description	ioc	Process
File created	\??\c:\Windows\BJ.exe	142ae9fc5dc578ced96a4032ed4e7920.exe
File opened for modification	\??\c:\Windows\BJ.exe	142ae9fc5dc578ced96a4032ed4e7920.exe
File created	\??\c:\Windows\(null)0.exe	142ae9fc5dc578ced96a4032ed4e7920.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1720 wrote to memory of 1996	1720	142ae9fc5dc578ced96a4032ed4e7920.exe	28
PID 1720 wrote to memory of 1996	1720	142ae9fc5dc578ced96a4032ed4e7920.exe	28
PID 1720 wrote to memory of 1996	1720	142ae9fc5dc578ced96a4032ed4e7920.exe	28
PID 1720 wrote to memory of 1996	1720	142ae9fc5dc578ced96a4032ed4e7920.exe	28

C:\Users\Admin\AppData\Local\Temp\142ae9fc5dc578ced96a4032ed4e7920.exe
"C:\Users\Admin\AppData\Local\Temp\142ae9fc5dc578ced96a4032ed4e7920.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- Suspicious use of WriteProcessMemory
PID:1720
- \??\c:\Windows\(null)0.exe
  c:\Windows\(null)0.exe
  2⤵
  - Executes dropped EXE
  PID:1996

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Windows\(null)0.exe

Filesize
489KB

MD5
142ae9fc5dc578ced96a4032ed4e7920

SHA1
0239455c9c45cb80bc6e3c715da02ed9316406f8

SHA256
5843b9a919f467b03232175d908ff88a8bb3e0c1dd8ef692489e6b9bcd5fe5e2

SHA512
e87c703140bd555015cbf32a03671a6b0274c5421d82dcee79ac5b2fa1116a6bfd179de2930d46d4d1fefd2b4f5f82d184c98d0666afecb1ad4299f3a34205f3

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads